CVE-2021-41817

Date.parse in the date gem through 3.2.0 for Ruby allows ReDoS (regular expression Denial of Service) via a long string. The fixed versions are 3.2.1, 3.1.2, 3.0.2, and 2.0.1.

Link	Resource
https://hackerone.com/reports/1254844	Permissions Required
https://www.ruby-lang.org/en/news/2021/11/15/date-parsing-method-regexp-dos-cve-2021-41817/	Exploit Vendor Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/UTOJGS5IEFDK3UOO7IY4OTTFGHGLSWZF/	Mailing List Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/IUXQCH6FRKANCVZO2Q7D2SQX33FP3KWN/	Mailing List Third Party Advisory

Configuration 1

cpe:2.3:a:ruby-lang:date:*:*:*:*:*:ruby:*:* cpe:2.3:a:ruby-lang:date:*:*:*:*:*:ruby:*:* cpe:2.3:a:ruby-lang:date:*:*:*:*:*:ruby:*:* cpe:2.3:a:ruby-lang:date:3.2.0:*:*:*:*:ruby:*:* cpe:2.3:a:ruby-lang:ruby:*:*:*:*:*:*:*:* cpe:2.3:a:ruby-lang:ruby:*:*:*:*:*:*:*:* cpe:2.3:a:ruby-lang:ruby:*:*:*:*:*:*:*:* cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:* cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:* cpe:2.3:a:redhat:software_collections:-:*:*:*:*:*:*:* cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:* cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:* cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:* cpe:2.3:o:suse:linux_enterprise:12.0:*:*:*:*:*:*:* cpe:2.3:o:suse:linux_enterprise:15.0:*:*:*:*:*:*:* cpe:2.3:a:opensuse:factory:-:*:*:*:*:*:*:* cpe:2.3:o:opensuse:leap:15.2:*:*:*:*:*:*:*

---

Published : 2022-01-01 05:15

Updated : 2022-09-10 02:39

---

NVD link : CVE-2021-41817

Mitre link : CVE-2021-41817

Leap

Opensuse

NVD-CWE-Other